Disable Audio Focus on Marshmallow

I'm running Aokp Marshmallow Rom and I use systemless framework. When I try to install xsuite the system wont boot. How to disable Audio Focus for particullar apps via apk editor or an alternative?
Related apps: Runkeeper, AudioHog

Edit: AppOps Xposed seem to work, but when I play two youtube films at the same time it lags

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